Ma gearbox ena ndi omwe amapangidwira ntchito inayake kapena makampani.Nthawi zambiri amasinthidwa makonda kapena kusinthidwa kwamitundu yofananira yama gearbox okometsedwa kuti akwaniritse zofunikira zinazake, chilengedwe kapena zovuta zogwirira ntchito.Ma gearbox ena amapezeka mosiyanasiyana ndipo amapezeka m'mafakitale osiyanasiyana kuphatikiza zamagalimoto, zakuthambo, chitetezo ndi zamankhwala.Chitsanzo cha ma gearbox ena ndi ma gearbox a mapulaneti, omwe amagwiritsidwa ntchito kwambiri pamakina olemera ndi ma robotiki.Ma gearbox a pulaneti amagwiritsa ntchito giya lapakati padzuwa ndi magiya angapo a pulaneti omwe amalumikizana ndi mphete yakunja, zomwe zimapangitsa kuti pakhale mawonekedwe owoneka bwino komanso owoneka bwino omwe amapereka kachulukidwe kakang'ono ka torque.